Home / 32,741.60-45,188.88-19,316.18

Finding the Fourth Proportional to 32,741.60, 45,188.88 and 19,316.18

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Solution

The fourth proportional to 32,741.60, 45,188.88 and 19,316.18 is: 26,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,741.60 : 45,188.88 = 19,316.18 : x
  2. Step 2: Convert to fraction form
    32,741.60/45,188.88 = 19,316.18/x
  3. Step 3: Cross multiply
    32,741.60x = 45,188.88 × 19,316.18
  4. Step 4: Simplify right side
    32,741.60x = 872,876,540.08
  5. Step 5: Solve for x
    x = 872,876,540.08/32,741.60
  6. Step 6: Final answer
    x = 26,659.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.